v3.26.1
Related Parties - Narrative (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Related Party Transaction [Line Items]    
Net sales of product $ 2,007 $ 2,070
Related Party    
Related Party Transaction [Line Items]    
Net sales of product 17 20
Cost of sales 11 15
Related Party | Transition Agreement Services    
Related Party Transaction [Line Items]    
Total operating expenses 105 137
Related Party | Master Supply Agreements    
Related Party Transaction [Line Items]    
Cost of sales $ 64 $ 63